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Improve product list item pricing #274

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merged 3 commits into from May 5, 2022
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Expand Up @@ -14,6 +14,7 @@ import { useAuthenticatedUser } from '@ifixit/auth-sdk';
import { useAppContext } from '@ifixit/ui';
import { ProductSearchHit } from '@models/product-list';
import * as React from 'react';
import { useProductSearchHitPricing } from './useProductSearchHitPricing';

export type ProductGridProps = React.PropsWithChildren<unknown>;

Expand All @@ -40,32 +41,14 @@ export interface ProductGridItemProps {
}

export function ProductGridItem({ product }: ProductGridItemProps) {
const user = useAuthenticatedUser();
const appContext = useAppContext();

const proTierPrice = React.useMemo(() => {
const proTier = user.data?.discountTier ?? null;
if (proTier) {
const priceString = product.price_tiers?.[proTier];
return priceString == null ? null : parseFloat(priceString);
}
return null;
}, [user.data?.discountTier, product.price_tiers]);

const isDiscounted =
product.compare_at_price != null &&
product.compare_at_price > product.price_float;

const percentage = isDiscounted
? computeDiscountPercentage(
product.price_float * 100,
product.compare_at_price! * 100
)
: 0;

const price = proTierPrice ?? product.price_float;
const compareAtPrice =
proTierPrice == null ? product.compare_at_price : undefined;
const {
price,
compareAtPrice,
isDiscounted,
percentage,
} = useProductSearchHitPricing(product);

return (
<LinkBox as="article" display="block" w="full">
Expand Down
Expand Up @@ -20,6 +20,7 @@ import { useAppContext } from '@ifixit/ui';
import { ProductSearchHit } from '@models/product-list';
import Image from 'next/image';
import * as React from 'react';
import { useProductSearchHitPricing } from './useProductSearchHitPricing';

export type ProductListProps = React.PropsWithChildren<unknown>;

Expand All @@ -42,29 +43,14 @@ export interface ProductListItemProps {
}

export function ProductListItem({ product }: ProductListItemProps) {
const user = useAuthenticatedUser();
const appContext = useAppContext();

const proTierPrice = React.useMemo(() => {
const proTier = user.data?.discountTier ?? null;
return (proTier ? product.price_tiers?.[proTier] : null) ?? null;
}, [user.data?.discountTier, product.price_tiers]);

const isDiscounted =
proTierPrice == null &&
product.compare_at_price != null &&
product.compare_at_price > product.price_float;

const price = proTierPrice ?? product.price_float;
const compareAtPrice =
proTierPrice == null ? product.compare_at_price : null;

const percentage = isDiscounted
? computeDiscountPercentage(
product.price_float * 100,
product.compare_at_price! * 100
)
: 0;
const {
price,
compareAtPrice,
isDiscounted,
percentage,
} = useProductSearchHitPricing(product);

const productHeadingId = `product-heading-${product.handle}`;

Expand Down
@@ -0,0 +1,44 @@
import * as React from 'react';
import { useAuthenticatedUser } from '@ifixit/auth-sdk';
import { ProductSearchHit } from '@models/product-list';
import { computeDiscountPercentage } from '@helpers/commerce-helpers';

export type ProductSearchHitPricing = {
price: number;
compareAtPrice: number | undefined;
isDiscounted: boolean;
percentage: number;
};
export function useProductSearchHitPricing(
product: ProductSearchHit
): ProductSearchHitPricing {
const user = useAuthenticatedUser();

const proTierPrice = React.useMemo(() => {
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const proTier = user.data?.discountTier ?? null;
if (proTier) {
const priceString = product.price_tiers?.[proTier];
return priceString == null ? null : parseFloat(priceString);
}
return null;
}, [user.data?.discountTier, product.price_tiers]);

const isProUser = proTierPrice != null;

const price = proTierPrice ?? product.price_float;
const compareAtPrice = isProUser
? product.compare_at_price ?? product.price_float
: product.compare_at_price;
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const isDiscounted = compareAtPrice != null && compareAtPrice > price;

const percentage = isDiscounted
? computeDiscountPercentage(price * 100, compareAtPrice! * 100)
: 0;

return {
price,
compareAtPrice,
isDiscounted,
percentage,
};
}